Antibacterial and Corrosion Inhibition Properties of SA-ZnO@ODA-GO@PU Super-Hydrophobic Coating in Circulating Cooling Water System

查看全文 作　　者：Liu [1,2]Fang;Kong [1]Can;Li [1]Wei;Jiang [1]Guofei;Wang [1]Xueyao

机构地区：[1]College of Chemical Engineering,China University of Petroleum,Qingdao 266580;[2]State Key Laboratory of Petroleum Pollution Control,Beijing 102206

出　　处：《China Petroleum Processing & Petrochemical Technology》索引2022年第24卷第1期,共12页

基　　金：supported by the CNPC Safety and Environmental Protection Key Technology Research and Promotion Project (2017D-4613);the Sub Project of National Science and Technology Major Project (2016ZX05040-003) 摘　　要：In order to solve the corrosion problem of circulating cooling water system,SA-ZnO@ODA-GO@PU super-hydrophobic coating was synthesized for pipeline protection.After hydrophobic modification,the contact angle(CA)of the coating was above 150°.The antibacterial ability of coating was essential for corrosion protection.SA-ZnO@ODA-GO can seriously damage the cell structure,make the cell content outflow,increase the leakage rate of protein,and make the bacteria unable to reach logarithmic growth phase within 24 h.The corrosion inhibition mechanism analysis of SA-ZnO@ODA-GO@PU coating indicated that the hydrophobic coating as a physical barrier can prevent the water molecules from entering the carbon steel and prevent the surface charge transfer. 关键词：SA-ZnO@ODA-GO@PU coating SUPER-HYDROPHOBIC ANTIBACTERIAL corrosion inhibition

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Antibacterial and Corrosion Inhibition Properties of SA-ZnO@ODA-GO@PU Super-Hydrophobic Coating in Circulating Cooling Water System

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